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how perform grep operation on all files in a directory
...ing on:
find . -name "*.sql" -exec grep -H "slow" {} \;
Note, the -H is mac-specific, it shows the filename in the results.
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How to install GCC piece by piece with GMP, MPFR, MPC, ELF, without shared libraries?
... etc.
yum install gcc # for RedHat, CentOS, etc.
brew install gcc # for Mac OS X
The Hard Way
GCC says the answer here is "the hard way" because it builds everything piece by piece, and does not use shared libraries.
GCC infrastructure
Get the GCC infrastructure:
ftp://gcc.gnu.org/pub/gcc...
How to measure time in milliseconds using ANSI C?
...long int)tval_result.tv_usec);
This returns Time elapsed: 1.000870 on my machine.
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Freeing up a TCP/IP port?
... example :- PID/java
then execute :
kill -9 PID. Worked on Centos5
For MAC:
lsof -n -i :'port-number' | grep LISTEN
Sample Response :
java 4744 (PID) test 364u IP0 asdasdasda 0t0 TCP *:port-number (LISTEN)
and then execute :
kill -9 PID
Worked on Macbook
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Objective-C formatting string for boolean?
...
It seems an obvious utility spot for a macro or a function (if only to avoid the propagation of string literals throughout the app).
– Warren P
Apr 9 '10 at 13:48
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Difference between add(), replace(), and addToBackStack()
...method will behave. WIll it replace all the frgaments in that container or android api have a method that accept three arguments, i.e. frgamentContainer, new fragment and with whom to replace.
– ved
Jun 21 '15 at 18:20
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Where are the PostgreSQL logs on macOS?
... In that directory, the log is at postgres-server.log.
For example, on my machine, the log is at /Users/nofinator/Library/Application Support/Postgres/var-9.4/postgres-server.log.
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How to disable breadcrumbs in Eclipse
...
Or via keyboard with command+option+b on the Mac (and I suppose ctrl+alt+b on others).
– Fabian Steeg
Jun 18 '10 at 21:37
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fatal error: malformed or corrupted AST file - Xcode
...
By default Library folder is hidden in Mac. Best way to navigate to that folder is :
Open Finder
Select Go from menu -> Select "Go to folder"
Type : /Users/"your user name"/Library/Developer/xcode
This will open direct xcode folder inside hidden library fol...
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...朋友圈。在这组海报上，乔布斯以标志莲花坐姿抱着他的mac，毕加索依偎着他的梦，香奈儿穿着她的裤子，莱特兄弟凝视着他们的第一架飞机……简洁的画面，看似毫无关联的四个人，读不懂的广告词，让每个初看到它的人心中...